Home / 699,451,251.50-1,049,227,265.73-268,629,747.50

Finding the Fourth Proportional to 699,451,251.50, 1,049,227,265.73 and 268,629,747.50

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Solution

The fourth proportional to 699,451,251.50, 1,049,227,265.73 and 268,629,747.50 is: 402,963,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,451,251.50 : 1,049,227,265.73 = 268,629,747.50 : x
  2. Step 2: Convert to fraction form
    699,451,251.50/1,049,227,265.73 = 268,629,747.50/x
  3. Step 3: Cross multiply
    699,451,251.50x = 1,049,227,265.73 × 268,629,747.50
  4. Step 4: Simplify right side
    699,451,251.50x = 281,853,655,463,165,312
  5. Step 5: Solve for x
    x = 281,853,655,463,165,312/699,451,251.50
  6. Step 6: Final answer
    x = 402,963,973.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.